io.netty netty-all 4.2.13.Final Use code with caution.
Add this snippet to your pom.xml to automatically download the JAR and its required components: netty download jar
Low-level transport abstraction for TCP, UDP, and domain sockets. netty-transport Efficient memory management and I/O operations. netty-buffer Codec netty download jar
The Netty Downloads page provides direct links to stable and development releases. Stable Recommended: 4.2.13.Final (released May 4, 2026). Stable Alternative: 4.1.133.Final (released May 4, 2026). Development: 5.0.0.Alpha5. netty download jar
While manual JAR downloads are possible, using a dependency manager is the industry standard for managing versions and transitive dependencies. Apache Maven